Crush a few crackers using a mortar and pestle or food processor. Set aside.
Slice the mangoes to come up with cheeks.
In each mango cheek, score across and the opposite direction to make a grid.
Scoop the flesh out and set aside.In a large bowl, combine the double cream and condensed milk and whip until firm.
Lay whole crackers on a ramekin or clean rectangular dish, covering the base.
Spread whipped cream on top.
Spoon cubes of mangoes on top of the cream.
Layer with more whipped cream.
Repeat the layers once again as desired.
Finally, sprinkle crumbs over the cream.
Chill in the fridge for to set before serving or keep overnight to serve the next day.